<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="学校名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入学校名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="所在省份" prop="provinceId">
        <el-select v-model="provinceId"
                   style="width: 80%"
                   placeholder="请选择"
                   clearable>
          <el-option v-for="item in provinceList"
                     :key="item.value"
                     :label="item.label"
                     :value="item.value"/>
        </el-select>
      </el-form-item>
      <el-form-item style="margin-left: 5px">
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['DataManage:university:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['DataManage:university:edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['DataManage:university:remove']"
        >删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['DataManage:university:export']"
        >导出
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="universityList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="id" align="center" prop="id"/>
      <el-table-column label="学校名称" align="center" prop="name"/>
      <el-table-column label="学校描述" align="center" prop="description"/>
      <el-table-column label="学校所在省份" align="center" prop="provinceName"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['DataManage:university:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['DataManage:university:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改高校名录管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="110px">
        <el-form-item label="学校名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入学校名称"/>
        </el-form-item>
        <el-form-item label="学校描述" prop="description">
          <el-input v-model="form.description" placeholder="请输入学校描述"/>
        </el-form-item>
        <el-form-item label="学校所在省份" prop="provinceId">
          <el-select v-model="form.provinceId"
                     style="width: 80%"
                     placeholder="请选择"
                     clearable>
            <el-option v-for="item in provinceList"
                       :key="item.value"
                       :label="item.label"
                       :value="item.value"/>
          </el-select>
        </el-form-item>
        <el-divider content-position="center">门类管理信息</el-divider>
        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button type="primary" icon="el-icon-plus" size="mini" @click="handleAddCategory">添加</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="handleDeleteCategory">删除</el-button>
          </el-col>
        </el-row>
        <el-table :data="categoryList" :row-class-name="rowCategoryIndex"
                  @selection-change="handleCategorySelectionChange" ref="category">
          <el-table-column type="selection" width="50" align="center"/>
          <el-table-column label="序号" align="center" prop="index" width="50"/>
          <el-table-column label="门类名" prop="name" width="150">
            <template slot-scope="scope">
              <el-input v-model="scope.row.name" placeholder="请输入门类名"/>
            </template>
          </el-table-column>
        </el-table>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listUniversity,
  getUniversity,
  delUniversity,
  addUniversity,
  updateUniversity,
  provinceList
} from "@/api/DataManage/university";

export default {
  name: "University",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 子表选中数据
      checkedCategory: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      //省份id
      provinceId: "",
      // 高校名录管理表格数据
      universityList: [],
      // 门类管理表格数据
      categoryList: [],
      //省份列表
      provinceList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        provinceId: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          {required: true, message: "学校名称不能为空", trigger: "blur"}
        ],
        provinceId: [
          {required: true, message: "学校所在省份不能为空", trigger: "blur"}
        ],
      }
    };
  },
  mounted() {
    this.getProvinceList();
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询高校名录管理列表 */
    getList() {
      this.loading = true;
      // 使用 this.provinceId 作为查询参数
      this.queryParams.provinceId = this.provinceId;

      listUniversity(this.queryParams).then(response => {
        this.universityList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        description: null,
        provinceId: null,
        createTime: null,
        updateTime: null
      };
      this.categoryList = [];
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.provinceId = null;
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加高校名录管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getUniversity(id).then(response => {
        this.form = response.data;
        this.categoryList = response.data.categoryList;
        this.open = true;
        this.title = "修改高校名录管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          this.form.categoryList = this.categoryList;
          if (this.form.id != null) {
            updateUniversity(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addUniversity(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除高校名录管理编号为"' + ids + '"的数据项？').then(function () {
        return delUniversity(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 门类管理序号 */
    rowCategoryIndex({row, rowIndex}) {
      row.index = rowIndex + 1;
    },
    /** 门类管理添加按钮操作 */
    handleAddCategory() {
      let obj = {};
      obj.name = "";
      this.categoryList.push(obj);
    },
    /** 门类管理删除按钮操作 */
    handleDeleteCategory() {
      if (this.checkedCategory.length == 0) {
        this.$modal.msgError("请先选择要删除的门类管理数据");
      } else {
        const categoryList = this.categoryList;
        const checkedCategory = this.checkedCategory;
        this.categoryList = categoryList.filter(function (item) {
          return checkedCategory.indexOf(item.index) == -1
        });
      }
    },
    /** 复选框选中数据 */
    handleCategorySelectionChange(selection) {
      this.checkedCategory = selection.map(item => item.index)
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('DataManage/university/export', {
        ...this.queryParams
      }, `university_${new Date().getTime()}.xlsx`)
    },
    //获取省份分类下拉数据
    /*getProvinceList() {
      this.loading = true;
      provinceList()
        .then(res => {
          this.provinceList =  (
            res.data.name
          ).map(item => {
            return { value: item.id, label: item.name }
          })
        }).catch(() => {});
    }*/
    getProvinceList() {
      this.loading = true;
      provinceList()
        .then(res => {
          this.provinceList = res.data.map(item => {
            return {value: item.id, label: item.name};
          });
        }).catch(() => {
        // 处理错误
      });
    }

  }
};
</script>
